3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ '4X2' => 86, '4X3' => 9, '4X4' => 5, '6X2' => 14, '6X4' => 1 ]; var_export( array_reduce( array_keys($arr), fn($result, $k) => $result + [ $k => [ 'title' => $k, 'search' => "&vconfiguration[]=$k", 'count' => $arr[$k] ] ], [] ) );
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
array ( '4X2' => array ( 'title' => '4X2', 'search' => '&vconfiguration[]=4X2', 'count' => 86, ), '4X3' => array ( 'title' => '4X3', 'search' => '&vconfiguration[]=4X3', 'count' => 9, ), '4X4' => array ( 'title' => '4X4', 'search' => '&vconfiguration[]=4X4', 'count' => 5, ), '6X2' => array ( 'title' => '6X2', 'search' => '&vconfiguration[]=6X2', 'count' => 14, ), '6X4' => array ( 'title' => '6X4', 'search' => '&vconfiguration[]=6X4', 'count' => 1, ), )

preferences:
47.88 ms | 403 KiB | 62 Q